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Table 1.

Relative astrometry of β Pictoris c extracted from VLTI/GRAVITY observations.

MJD ΔRA ΔDec σΔRA σΔDec ρ
(days) (mas) (mas) (mas) (mas)
β Pictoris b

58383.378 68.47 126.38 0.05 0.07 −0.86
58796.170 145.51 248.59 0.11 0.05 −0.85
58798.356 145.65 249.21 0.03 0.09 −0.44
58855.065 155.41 264.33 0.15 0.29 −0.71
58889.139 160.96 273.41 0.06 0.13 −0.56
59221.238 211.59 352.62 0.02 0.05 −0.10
59453.395 240.63 397.89 0.09 0.04 −0.91

β Pictoris c

58889.140 −67.36 −112.59 0.17 0.24 −0.80
58891.065 −67.67 −113.20 0.11 0.19 −0.54
58916.043 −71.88 −119.60 0.07 0.14 −0.52
59220.163 −52.00 −80.86 0.20 0.34 −0.26

Notes. The Pearson coefficient (ρ) quantifies the correlation between the RA and Dec uncertainties.

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